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136049529 = 3721184137
BaseRepresentation
bin10000001101111…
…11001101111001
3100111000000212110
420012333031321
5234312041104
621300002533
73241254600
oct1006771571
9314000773
10136049529
116a884030
1239690449
13222561a5
14140d6a37
15be25e89
hex81bf379

136049529 has 24 divisors (see below), whose sum is σ = 230201568. Its totient is φ = 70674240.

The previous prime is 136049509. The next prime is 136049567. The reversal of 136049529 is 925940631.

It is not a de Polignac number, because 136049529 - 25 = 136049497 is a prime.

It is a super-2 number, since 2×1360495292 = 37018948682243682, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (136049509) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40452 + ... + 43685.

It is an arithmetic number, because the mean of its divisors is an integer number (9591732).

Almost surely, 2136049529 is an apocalyptic number.

It is an amenable number.

136049529 is a deficient number, since it is larger than the sum of its proper divisors (94152039).

136049529 is a wasteful number, since it uses less digits than its factorization.

136049529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84165 (or 84158 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 39.

The square root of 136049529 is about 11664.0271347421. The cubic root of 136049529 is about 514.3187384988.

The spelling of 136049529 in words is "one hundred thirty-six million, forty-nine thousand, five hundred twenty-nine".

Divisors: 1 3 7 11 21 33 49 77 147 231 539 1617 84137 252411 588959 925507 1766877 2776521 4122713 6478549 12368139 19435647 45349843 136049529